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Epidemiology practice 180: in a population of 1000, disease prevalence is 5%. Approximately how many people are affected?
A. 49
B. 51
C. 52
D. 50
Correct Answer: D
Affected number ≈ population × prevalence/100.
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Diseases
Epidemiology practice 179: in a population of 2900, disease prevalence is 34%. Approximately how many people are affected?
A. 986
B. 985
C. 988
D. 987
Correct Answer: A
Affected number ≈ population × prevalence/100.
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Diseases
Epidemiology practice 178: in a population of 2800, disease prevalence is 33%. Approximately how many people are affected?
A. 923
B. 926
C. 925
D. 924
Correct Answer: D
Affected number ≈ population × prevalence/100.
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Diseases
Epidemiology practice 177: in a population of 2700, disease prevalence is 32%. Approximately how many people are affected?
A. 863
B. 866
C. 865
D. 864
Correct Answer: D
Affected number ≈ population × prevalence/100.
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Diseases
Epidemiology practice 176: in a population of 2600, disease prevalence is 31%. Approximately how many people are affected?
A. 805
B. 806
C. 807
D. 808
Correct Answer: B
Affected number ≈ population × prevalence/100.
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Diseases
Epidemiology practice 175: in a population of 2500, disease prevalence is 30%. Approximately how many people are affected?
A. 750
B. 749
C. 751
D. 752
Correct Answer: A
Affected number ≈ population × prevalence/100.
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Diseases
Epidemiology practice 174: in a population of 2400, disease prevalence is 29%. Approximately how many people are affected?
A. 697
B. 698
C. 696
D. 695
Correct Answer: C
Affected number ≈ population × prevalence/100.
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Diseases
Epidemiology practice 173: in a population of 2300, disease prevalence is 28%. Approximately how many people are affected?
A. 645
B. 643
C. 646
D. 644
Correct Answer: D
Affected number ≈ population × prevalence/100.
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Diseases
Epidemiology practice 172: in a population of 2200, disease prevalence is 27%. Approximately how many people are affected?
A. 595
B. 594
C. 593
D. 596
Correct Answer: B
Affected number ≈ population × prevalence/100.
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Diseases
Epidemiology practice 171: in a population of 2100, disease prevalence is 26%. Approximately how many people are affected?
A. 548
B. 547
C. 546
D. 545
Correct Answer: C
Affected number ≈ population × prevalence/100.
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Diseases
Epidemiology practice 170: in a population of 2000, disease prevalence is 25%. Approximately how many people are affected?
A. 500
B. 501
C. 502
D. 499
Correct Answer: A
Affected number ≈ population × prevalence/100.
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Diseases
Epidemiology practice 169: in a population of 1900, disease prevalence is 24%. Approximately how many people are affected?
A. 457
B. 458
C. 455
D. 456
Correct Answer: D
Affected number ≈ population × prevalence/100.
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Diseases
Epidemiology practice 168: in a population of 1800, disease prevalence is 23%. Approximately how many people are affected?
A. 413
B. 415
C. 414
D. 416
Correct Answer: C
Affected number ≈ population × prevalence/100.
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Diseases
Epidemiology practice 167: in a population of 1700, disease prevalence is 22%. Approximately how many people are affected?
A. 375
B. 373
C. 376
D. 374
Correct Answer: D
Affected number ≈ population × prevalence/100.
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Diseases
Epidemiology practice 166: in a population of 1600, disease prevalence is 21%. Approximately how many people are affected?
A. 337
B. 335
C. 338
D. 336
Correct Answer: D
Affected number ≈ population × prevalence/100.
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Diseases
Epidemiology practice 165: in a population of 1500, disease prevalence is 20%. Approximately how many people are affected?
A. 301
B. 299
C. 302
D. 300
Correct Answer: D
Affected number ≈ population × prevalence/100.
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Diseases
Epidemiology practice 164: in a population of 1400, disease prevalence is 19%. Approximately how many people are affected?
A. 267
B. 265
C. 268
D. 266
Correct Answer: D
Affected number ≈ population × prevalence/100.
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Diseases
Epidemiology practice 163: in a population of 1300, disease prevalence is 18%. Approximately how many people are affected?
A. 235
B. 234
C. 236
D. 233
Correct Answer: B
Affected number ≈ population × prevalence/100.
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Diseases
Epidemiology practice 162: in a population of 1200, disease prevalence is 17%. Approximately how many people are affected?
A. 205
B. 203
C. 206
D. 204
Correct Answer: D
Affected number ≈ population × prevalence/100.
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How should Taeniasis be classified by its causative organism?
A. Protozoal
B. Helminthic
C. Viral
D. Bacterial
Correct Answer: B
Taeniasis is caused by Taenia species (tapeworms).